Finding the Fourth Proportional to 2,370,743.60, 3,271,593.12 and 1,352,165.36
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Solution
The fourth proportional to 2,370,743.60, 3,271,593.12 and 1,352,165.36 is: 1,865,969.35
Step by Step Solution
- Step 1: Write the proportion equation
2,370,743.60 : 3,271,593.12 = 1,352,165.36 : x - Step 2: Convert to fraction form
2,370,743.60/3,271,593.12 = 1,352,165.36/x - Step 3: Cross multiply
2,370,743.60x = 3,271,593.12 × 1,352,165.36 - Step 4: Simplify right side
2,370,743.60x = 4,423,734,888,878.32 - Step 5: Solve for x
x = 4,423,734,888,878.32/2,370,743.60 - Step 6: Final answer
x = 1,865,969.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.